Miniseries set in medieval times, focusing on Merlin, the legendary teacher-court magician of King Arthur, from Sir Thomas Malory's novel "Morte d'Arthur." Merlin uses his powers to travel in time; battle Mab, the Queen of Darkness, and the evil, bewitching Morgan Le Fey; educate a future king; and search for the Holy Grail. Merlin also spends time on his quest for the love of his lady fair, the beautiful Nimue.